3819e921cc
Bad UX when a post is muted and it just says "Some chick said something". Now provide some context too to help people decide if they want to view something potentially triggering.
64 lines
1.4 KiB
TypeScript
64 lines
1.4 KiB
TypeScript
export type Muted = {
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muted: boolean;
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matched: string[];
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};
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const NotMuted = { muted: false, matched: [] };
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function escapeRegExp(x: string) {
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return x.replace(/[.*+?^${}()|[\]\\]/g, "\\$&"); // $& means the whole matched string
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}
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export function getWordMute(
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note: Record<string, any>,
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me: Record<string, any> | null | undefined,
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mutedWords: Array<string | string[]>,
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): Muted {
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// 自分自身
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if (me && note.userId === me.id) {
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return NotMuted;
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}
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if (mutedWords.length > 0) {
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const text = ((note.cw ?? "") + "\n" + (note.text ?? "")).trim();
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if (text === "") {
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return NotMuted;
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}
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for (const mutePattern of mutedWords) {
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let mute: RegExp;
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let matched: string[];
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if (Array.isArray(mutePattern)) {
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matched = mutePattern.filter((keyword) => keyword !== "");
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if (matched.length === 0) {
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continue;
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}
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mute = new RegExp(
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`\\b${matched.map(escapeRegExp).join("\\b.*\\b")}\\b`,
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"g",
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);
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} else {
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const regexp = mutePattern.match(/^\/(.+)\/(.*)$/);
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// This should never happen due to input sanitisation.
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if (!regexp) {
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console.warn(`Found invalid regex in word mutes: ${mutePattern}`);
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continue;
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}
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mute = new RegExp(regexp[1], regexp[2]);
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matched = [mutePattern];
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}
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try {
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if (mute.test(text)) {
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return { muted: true, matched };
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}
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} catch (err) {
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// This should never happen due to input sanitisation.
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}
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}
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}
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return NotMuted;
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}
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